Keyboard Problems
The screen displaysa keyboard error message when you turn on or reset the computer.
Make sure the keyboard is securely connected to the keyboard port and not the mouse port.
Nothing happens when you type on the keyboard.
See “The Computer Does Not Respond,” above.
The cursor keys on the numeric keypad do not work properly.
If the Num Lock light in the upper right corner of the keyboard is lit, press NumLock to turn off the function.
Monitor Problems
There is no display on the screen.
Check that the monitor’s power switch is on and that its power light is on.
The power light is on, but you still do not see anything on the screen.
Check the brightness and contrast controls.
If you still do not see anything on the screen, make sure the monitor is securely connected to the computer.
If you are running an application program, see if you need to set up the program for the type of monitor and display adapter you have. Also make sure you are using the appropriate monitor and display adapter for your software.
Troubleshooting 6- 5